Herrnstein, R. J., & Murray, C. (1994). The bell curve: Intelligence and class structure in American life. The Free Press.
Citace podle Chicago (17th ed.)Herrnstein, Richard J., a Charles Murray. The Bell Curve: Intelligence and Class Structure in American Life. Nueva York: The Free Press, 1994.
Citace podle MLA (9th ed.)Herrnstein, Richard J., a Charles Murray. The Bell Curve: Intelligence and Class Structure in American Life. The Free Press, 1994.
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